Go to my profile and answer 4 or 5 unanswered questions for i really need . show work ! only comment and take these points if you will go answer all. if you comment and do not just know you sinned.

Cybil flips a coin and rolls a fair number cube at the same time. what is the probability that she will toss tails and roll a number less than 3?

What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie

Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?